Troubleshooting Guide

Control does not detect the camshaft position and is returning to the service position.

Wait until the control returns to the service position. Flashing hourglass in the display indicates that the motor is running

Camshaft is not turning during Err 3 display

Check that motor is connected. Verify that the motor wire harness is connected to motor and controller module. Verify that optical sensor is connected and in place. Verify that motor gear has engaged the camshaft. If everything is connected, replace components in this order:

Motor Assembly, Optical Sensor

Control

Camshaft is turning more than five minutes to find the service position

Verify that optical sensor is in place and connected to wire. Inspect for debris in the camshaft slots. If motor continues to rotate indefinitely, replace the following components in this order: